Oil on the hands of Dr. Rick Steiner, Marine Biologist, University of Alaska, who examines the oil left from the Exxon Valdez oil spill 15 years later, at Rua Cove on Knight Island, Alaska. Greenpeace commissioned photographer Robert Visser, who documented the Exxon Valdez oil spill in 1989, to revisit the disaster site and to photograph oil pollution still in evidence after 15 years.